Granted Patent
Utility
US 4,253,583 · App. 06/117,315
Closure for container
Inventor:
Brian Lynch
Patented Case
View Patent ↗
Granted: Mar 3, 1981
Filed: Jan 31, 1980
Inventor
Brian Lynch
Assignee (at issue)
Western Electric Company, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.